DE59308677D1 - Control of concentrations in thermal separation processes - Google Patents

Control of concentrations in thermal separation processes

Info

Publication number
DE59308677D1
DE59308677D1 DE59308677T DE59308677T DE59308677D1 DE 59308677 D1 DE59308677 D1 DE 59308677D1 DE 59308677 T DE59308677 T DE 59308677T DE 59308677 T DE59308677 T DE 59308677T DE 59308677 D1 DE59308677 D1 DE 59308677D1
Authority
DE
Germany
Prior art keywords
concentrations
control
separation processes
thermal separation
thermal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE59308677T
Other languages
German (de)
Inventor
Franz Ferdinand Dr Rhiel
Guenther Dr Weymans
Said Dr Mahiout
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of DE59308677D1 publication Critical patent/DE59308677D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/42—Regulation; Control
    • B01D3/4211—Regulation; Control of columns
    • B01D3/4283—Bottom stream
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/19—Sidestream
DE59308677T 1992-02-12 1993-02-01 Control of concentrations in thermal separation processes Expired - Fee Related DE59308677D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4203999A DE4203999A1 (en) 1992-02-12 1992-02-12 CONTROL OF CONCENTRATIONS IN THERMAL SEPARATION METHODS

Publications (1)

Publication Number Publication Date
DE59308677D1 true DE59308677D1 (en) 1998-07-23

Family

ID=6451434

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4203999A Withdrawn DE4203999A1 (en) 1992-02-12 1992-02-12 CONTROL OF CONCENTRATIONS IN THERMAL SEPARATION METHODS
DE59308677T Expired - Fee Related DE59308677D1 (en) 1992-02-12 1993-02-01 Control of concentrations in thermal separation processes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4203999A Withdrawn DE4203999A1 (en) 1992-02-12 1992-02-12 CONTROL OF CONCENTRATIONS IN THERMAL SEPARATION METHODS

Country Status (5)

Country Link
US (1) US5368699A (en)
EP (1) EP0555714B1 (en)
JP (1) JPH0612131A (en)
DE (2) DE4203999A1 (en)
ES (1) ES2118146T3 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19926758A1 (en) * 1999-06-11 2000-12-14 Basf Ag Method for preventing undesired polymerization in a substance mixture containing ethylenically unsaturated compounds
DE10312917A1 (en) * 2003-03-22 2004-09-30 Oxeno Olefinchemie Gmbh Process for removing 2-butanol from tert-butanol / water mixtures
DE10312918A1 (en) * 2003-03-22 2004-09-30 Oxeno Olefinchemie Gmbh Process for the separation of 2-butanol from tert-butanol / water mixtures
US20130255484A1 (en) * 2012-03-29 2013-10-03 Alstom Technology Ltd System and method for control of a stripper tower
US20140262741A1 (en) * 2013-03-14 2014-09-18 Elwha Llc Heat transfer in distillation columns
DE102014219182A1 (en) 2014-09-23 2016-03-24 Wacker Chemie Ag Control of a distillation column
KR102416360B1 (en) * 2016-08-04 2022-07-04 코베스트로 도이칠란트 아게 Rectification column control method
EP3643376A1 (en) * 2018-10-24 2020-04-29 Covestro Deutschland AG Thermal separating method with soft sensor
GB202015833D0 (en) * 2020-10-06 2020-11-18 Bp Chem Int Ltd Separation process and apparatus
US11702381B1 (en) 2022-02-23 2023-07-18 Covestro Deutschland Ag Method for operating a rectification column

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU47912A1 (en) * 1935-10-23 1936-07-31 С.И. Бушлин Intestines calibration machine
US2994643A (en) * 1956-02-08 1961-08-01 Exxon Research Engineering Co Method for detecting the change in the isothermal heat transfer capacity of a material in a fractionation system
US3268420A (en) * 1961-12-27 1966-08-23 Exxon Research Engineering Co Process for controlling the loading and heat input of fractionating columns
US3238111A (en) * 1962-06-08 1966-03-01 Phillips Petroleum Co Minimization of time lag in the automatic control of a fractional distillation system
US3417014A (en) * 1966-10-04 1968-12-17 Phillips Petroleum Co Method and apparatus for emulsion control
US3464895A (en) * 1968-04-08 1969-09-02 Universal Oil Prod Co Method of optimizing heat input to a fractionation column
US3619377A (en) * 1969-08-04 1971-11-09 Phillips Petroleum Co Control of composition of overhead vaporous product in a partially condensing fractionation column
SU365375A1 (en) * 1971-03-17 1973-01-08 AUTOMATIC CONTROL METHOD
SU507637A1 (en) * 1973-03-02 1976-03-25 Всесоюзный Проектно-Конструкторский И Научно-Исследовательский Институт Автоматизации Пищевой Промышленности "Пищепромавтоматика" Method for automatic control of a distillation column
SU460062A1 (en) * 1973-03-09 1975-02-15 Method for automatic control of the rectification process
SU535091A1 (en) * 1974-12-25 1976-11-15 Специальное Конструкторское Бюро По Автоматике В Нефтепереработке И Нефтехимии Device for automatic control of a multi-feed distillation column
SU725683A1 (en) * 1977-12-05 1980-04-05 Предприятие П/Я В-8296 Apparatus for automatic control of fractionating process
US4578151A (en) * 1982-07-23 1986-03-25 Phillips Petroleum Company Reid Vapor Pressure determination and control in fractional distillation
JPS6038001A (en) * 1983-08-09 1985-02-27 Nippon Zeon Co Ltd Controlling method of distillation tower
US4722769A (en) * 1986-04-24 1988-02-02 Allied Corporation Process for recovery of acetone
US4676870A (en) * 1986-06-02 1987-06-30 Phillips Petroleum Company Automatic control of a multiple-effect evaporator
DE3627287A1 (en) * 1986-08-12 1988-02-18 Huels Chemische Werke Ag Process for the improved observance of the K value and better retention of the performance in the continuous polymerisation of vinyl chloride in emulsion
US5047125A (en) * 1988-02-16 1991-09-10 Conoco Inc. Fractionating column control apparatus and methods

Also Published As

Publication number Publication date
ES2118146T3 (en) 1998-09-16
EP0555714B1 (en) 1998-06-17
JPH0612131A (en) 1994-01-21
EP0555714A3 (en) 1995-01-11
EP0555714A2 (en) 1993-08-18
US5368699A (en) 1994-11-29
DE4203999A1 (en) 1993-08-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee